Las Vegas is the most populous city in the U.S. state of Nevada and the county seat of Clark County. Las Vegas is an internationally renowned major resort city known primarily for gambling, shopping, fine dining, and nightlife and is the leading financial and cultural center for Southern Nevada. A growing retirement and family city, Las Vegas is the 28th-most populous city in the United States, with a population at the 2010 census of 583,756. The city is one of the top three leading destinations in the United States for conventions, business and meetings. Today, Las Vegas is one of the top tourist destinations in the world. The city’s tolerance for various forms of adult entertainment earned it the title of Sin City, and this image has made Las Vegas a popular setting for films and television programs. There are numerous outdoor lighting displays on Fremont Street, as well as elsewhere in the city. Las Vegas is situated within Clark County in an arid basin on the desert floor, surrounded by dry mountains. The Spring Mountains lie to the west. Much of the landscape is rocky and dusty; the environment is dominated by desert vegetation and some wildlife, and the area is subject to torrential flash floods Spring Mountains lie to the west. Much of the landscape is rocky and dusty; the environment is dominated by desert vegetation and some wildlife, and the area is subject to torrential flash floods.